Home / 37,930.50-52,344.12-21,163.50

Finding the Fourth Proportional to 37,930.50, 52,344.12 and 21,163.50

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Solution

The fourth proportional to 37,930.50, 52,344.12 and 21,163.50 is: 29,205.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,930.50 : 52,344.12 = 21,163.50 : x
  2. Step 2: Convert to fraction form
    37,930.50/52,344.12 = 21,163.50/x
  3. Step 3: Cross multiply
    37,930.50x = 52,344.12 × 21,163.50
  4. Step 4: Simplify right side
    37,930.50x = 1,107,784,783.62
  5. Step 5: Solve for x
    x = 1,107,784,783.62/37,930.50
  6. Step 6: Final answer
    x = 29,205.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.